Design and implementation of a secure cloud-based billing model for smart meters as an Internet of things using homomorphic cryptography - ScienceDirect
Billing in Cloud Computing - How it is done in StratosLive
Building a Third-Party SaaS Metering and Billing Integration on AWS | AWS Partner Network (APN) Blog
Building a Third-Party SaaS Metering and Billing Integration on AWS | AWS Partner Network (APN) Blog